Henry Bryant Bigelow Professor of Ichthyology at Harvard's Museum of Comparative Zoology, is a popular lecturer and author, and winner of several teaching awards. He is an expert on the relationships between and within species of fish.
Susan Perkins is a Curator in the Division of Invertebrate Zoology at the American Museum of Natural History. Her microbiology research has involved extensive fieldwork throughout the Caribbean. She has enjoyed leading several nature travel expeditions.
Joel Simon is a marine biologist and freelance photographer with more than 20 years of experience as a study leader in coral reef environments. His images have been published in magazines including Time, Outdoor Photographer, and Travel & Leisure.